-2x-7=-31

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Solution for -2x-7=-31 equation: 


Simplifying
-2x + -7 = -31

Reorder the terms:
-7 + -2x = -31

Solving
-7 + -2x = -31

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '7' to each side of the equation.
-7 + 7 + -2x = -31 + 7

Combine like terms: -7 + 7 = 0
0 + -2x = -31 + 7
-2x = -31 + 7

Combine like terms: -31 + 7 = -24
-2x = -24

Divide each side by '-2'.
x = 12

Simplifying
x = 12

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